| Tail Number / N-Number | N1907A |
| Manufacturer | PIPER |
| Model | PA-18AS-125 |
| Year Built | 1952 |
| Manufacturer's Serial Number | 18-1741 |
| Aircraft Type | Fixed wing single engine |
| Category | Sea |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Average Cruising Speed | 97 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KNOPKE JAMES M |
| Street | PO BOX 16030 |
| City | TWO RIVERS |
| State | AK |
| Zip Code | 99716-0030 |
| Region | Alaskan |
| County | Kenai Peninsula Borough |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2015-01-15 |
| Certificate Issue Date | 2007-09-06 |
| Last Action Date | 2020-12-11 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 50265571 |
| Mode S Code Hex | A16B79 |